Eagle Cave is an onyx

Onyx

Onyx is a banded variety of chalcedony. The colors of its bands range from white to almost every color . Commonly, specimens of onyx contain bands of black and/or white.-Etymology:...

 cave

Cave

A cave or cavern is a natural underground space large enough for a human to enter. The term applies to natural cavities some part of which is in total darkness. The word cave also includes smaller spaces like rock shelters, sea caves, and grottos.Speleology is the science of exploration and study...

 located near Blue River, Wisconsin

Blue River, Wisconsin

Blue River is a village in Grant County, Wisconsin, United States. The population was 429 at the 2000 census.-Geography:Blue River is located at ....

, in Richland County, Wisconsin, United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. Eagle Cave is known as Wisconsin's largest onyx cave and was the first cave to be commercially owned and operated in Wisconsin. The cave was discovered in 1849 and opened to the public in 1938. It is a popular camping

Camping

Camping is an outdoor recreational activity. The participants leave urban areas, their home region, or civilization and enjoy nature while spending one or several nights outdoors, usually at a campsite. Camping may involve the use of a tent, caravan, motorhome, cabin, a primitive structure, or no...

destination, especially during the fall, winter, and spring months, when youth group campers are allowed to camp inside the cave and particapate in their cave exploratory program. The cave exploratory program has been operating since 1954.

External links

• Eagle Cave